Look up trajectory in Wiktionary, the free dictionary.

A trajectory is the path a moving object follows through space.

Types of trajectories include:

• trajectory of a projectile
  • lofted trajectory, a particular type of non-minimum energy ballistic trajectory
• trajectory (fluid mechanics), the motion of a point in a moving fluid
• in motion planning, the trajectory of a robotic motion
• phase space trajectories of dynamical systems

Trajectory may also refer to:

• Trajectory (DC Comics), a DC Comics character
  • Trajectory (The Flash episode), an episode of the U.S. TV series The Flash that includes the character
  • Trajectory (Arrowverse), a fictional character appearing in the Arrowverse television franchise
• trajectory hermeneutics, a liberal teaching of Christian Postmodernism
• Trajectory Inc., an American ebook platform
• trajectory optimization, the process of minimizing or maximizing performance
• Trajectories (magazine), a 1980s tabloid magazine
• in finance, the end point from source spending (where the money goes)
• in cricket, trajectory is known as flight or loop
• in writing, trajectory is an informative discussion (or map) of the various avenues texts can travel as they both affect, and are affected by, the world.